45.0 degrees by 0.047 in deep chamfer on edge of both sides
A transparent item of a predetermined size that permits unobstructed and undistorted view of a desired area. It may include a frame, have reference markings, grid lines and may be heat strengthened and/or tinted. It is generally used where safety, security, and/or the restriction of foreign matter are required, such as the visual examination of the inside of pressurized tanks, liquid sights, controlled liquid flow, and inspection of equipment enclosed in a housing. See window (as modified); scale, cathode ray tube; scale, plotting; window, metal; window, wood; and window panel, aircraft.
Classification: Pressed or molded glass articles, wired or not, for building or construction;leaded glass windows etc; formed multicellular or foam glass
NSN 6685-00-977-0858
NSN 5950-00-698-6216
NSN 6135-00-563-7711
NSN 6645-00-913-2723
NSN 5990-01-392-5682
NSN 6135-01-098-3020
NSN 5855-01-049-5354
NSN 6105-01-374-9786
NSN 6105-01-122-3835
NSN 6150-01-497-0914
NSN 5905-01-582-8652
NSN 5895-01-518-8870